Infant automobile booster seat



FIG. 1 is a perspective view of an infant automobile booster seat showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a front elevational view;

FIG. 4 is a right side elevational view (left side elevational view being a mirror image;

FIG. 5 is a rear elevational view; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for an infant automobile booster seat, as shown and described. 